| 摘要 |
PROBLEM TO BE SOLVED: To prevent water spouted out of a through hole from sticking to a motor while reducing the number of parts. SOLUTION: This drainage pump 1 includes a pump body 3 having the upwardly-opened through hole 7a and incorporating a moving vane 2, and a motor 5 located above the pump body 3 to rotationally drive the moving vane 2. The moving vane 2 including a connecting shaft 2b of a shaft shape connected to the motor 5 is held in the pump body 3 in a state that a part of the connecting shaft 2b is projected from the pump body 3, and has a flange 2f integrally formed at the upper end of the connecting shaft 2b. COPYRIGHT: (C)2011,JPO&INPIT
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